Cheapest return flights from Singapore to Kathmandu in September from 400€

AirHint found the following cheapest return flights from Singapore (SIN) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

09 Sep - 16 Sep SriLankan Airlines
02 Sep - 09 Sep SriLankan Airlines
15 Sep - 23 Sep SriLankan Airlines
03 Sep - 09 Sep Air India
15 Sep - 25 Sep Air India
04 Sep - 09 Sep Air India
12 Sep - 18 Sep Air India
28 Sep - 03 Oct Air India
19 Sep - 03 Oct Air India
18 Sep - 23 Sep Air India
06 Sep - 19 Sep China Southern
02 Sep - 09 Sep Singapore Airlines direct
28 Sep - 03 Oct Singapore Airlines direct
19 Sep - 03 Oct Singapore Airlines direct

Also check the deals for one-way flights from Singapore to Kathmandu in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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